msem-instigator

You may return a land you control to its owner's hand rather than pay this spell's mana cost.
Galvan Coal Line enters the battlefield tapped.
{T}: Add {R}.

Whenever you cast a noncreature spell, you may put a progress counter on Hellbent Speed.
[PROGRESS 2+] Noncreature spells you cast cost {1} less to cast. This effect can't reduce the amount of mana a spell costs to cast to less than one mana.
[PROGRESS 6+] Whenever you cast a noncreature spell, draw a card.

Flash
You may cast this spell from your graveyard, but not from anywhere else. When you do, destroy target permanent.

You may return a land you control to its owner's hand rather than pay this spell's mana cost.
Lumenbay Flyer Line enters the battlefield tapped.
{T}: Add {W}.

When Lumenbay Jailer enters the battlefield, you may exile target nonartifact creature until Lumenbay Jailer leaves the battlefield.

You may return a land you control to its owner's hand rather than pay this spell's mana cost.
Marinton-Ravengulch Line enters the battlefield tapped.
{T}: Add {B}.

Modular Mercenary gets +1/+0 and has first strike as long as you control a creature with a +1/+1 counter on it.

You may return a land you control to its owner's hand rather than pay this spell's mana cost.
Northern Express Line enters the battlefield tapped.
{T}: Add {U}.

You may return a land you control to its owner's hand rather than pay this spell's mana cost.
Rawthlin Market Line enters the battlefield tapped.
{T}: Add {G}.

At the beginning of your end step, you may put a progress counter on Snowclearer.
[PROGRESS 1-2] Sacrifice Snowclearer: Add {C}.
[PROGRESS 3+] Sacrifice Snowclearer: Add two mana of any one color.

Whenever you cast a noncreature spell, you may put a progress counter on Sovereign Skies.
[PROGRESS 2+] Indestructible
{T}: Add {C}.
[PROGRESS 9+] Sovereign Skies is a 9/9 Ship artifact creature with flying.

{2}: Sparkline Dancer gains flying until end of turn.

Equipped creature gets +1/+0 for each artifact you control.
Equip—Sacrifice an artifact.

Equipped creature has menace.
Sacrifice an artifact or enchantment: Equipped creature gets +2/+2 until end of turn.
Equip {1}

When Steamwork Musicians enters the battlefield, creatures you control get +1/+0 until end of turn.

Whenever one or more creatures you control attack, you may put a progress counter on Stormcannon Testing.
[PROGRESS 2-3] {T}: Target creature gets +2/+0 until end of turn.
[PROGRESS 4+] {T}: Target creature gets +2/+0 and gains double strike until end of turn.

Whenever a permanent an opponent controls becomes the target of a spell you control, put a progress counter on Throne of the West.
[PROGRESS 2+] {T}: Gain control of target permanent until end of turn. Untap it. It gains haste until end of turn.
[PROGRESS 5+] You can't lose control of permanents.

{T}: Add {C}.
{2}, {T}: Add three mana of any one color.

Catalina's Turf enters the battlefield tapped.
When Catalina's Turf enters the battlefield, you may mill two cards.
{T}: Add {B} or {R}.

Dominik's Shack enters the battlefield tapped.
When Dominik's Shack enters the battlefield, you may mill two cards.
{T}: Add {B} or {G}.

{T}: Add {C}.
{T}: Add {C}{C}. Spend this mana only to cast spells from your graveyard.

Ganzorig's Domain enters the battlefield tapped.
When Ganzorig's Domain enters the battlefield, you may mill two cards.
{T}: Add {R} or {G}.

Hiroto's Refuge enters the battlefield tapped.
When Hiroto's Refuge enters the battlefield, you may mill two cards.
{T}: Add {G} or {W}.

Neblus' Legacy enters the battlefield tapped.
When Neblus' Legacy enters the battlefield, you may mill two cards.
{T}: Add {G} or {U}.

Riga's Workshop enters the battlefield tapped.
When Riga's Workshop enters the battlefield, you may mill two cards.
{T}: Add {U} or {R}.